| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2S3 + 6 HCl = 2 FeCl3 + 3 H2S
H2SeO3 + KOH = K2SeO3 + H2O =>
H2SeO3 + 2 KOH = K2SeO3 + 2 H2O
HBr(aq) + NaOH(s) = NaBr(aq) + H2O(l) =>
HBr(aq) + NaOH(s) = NaBr(aq) + H2O(l)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HNO3 + Ca = Ca(NO3)2 + H2 =>
2 HNO3 + Ca = Ca(NO3)2 + H2
CH3SH + CO = CH3CO(SCH3) + H2S =>
2 CH3SH + CO = CH3CO(SCH3) + H2S
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4
Fe3 + HCl = FeCl2 + H2 =>
Fe3 + 6 HCl = 3 FeCl2 + 3 H2
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
CH4(g) + O2(g) = CO2(g) + H20(g) =>
5 CH4(g) + 5 O2(g) = 5 CO2(g) + H20(g)
KOH + MgCl2 = Mg(OH)2 + KCl =>
2 KOH + MgCl2 = Mg(OH)2 + 2 KCl
NaNO2(aq) + HI(aq) = NaI(aq) + HNO2(aq) =>
NaNO2(aq) + HI(aq) = NaI(aq) + HNO2(aq)
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
FeCl2 + KMnO4 + HCl = FeCl3 + KCl + MnCl2 + H2O =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + KCl + MnCl2 + 4 H2O
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KOH + HPO4 = KPO4 + H2O =>
KOH + HPO4 = KPO4 + H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
PCi3 + Ci2 = PCi5 =>
PCi3 + Ci2 = PCi5
K3N = K + N2 =>
2 K3N = 6 K + N2
UO2(s) + HF(aq) = UF4(aq) + H2O(l) =>
UO2(s) + 4 HF(aq) = UF4(aq) + 2 H2O(l)
C6H12O6 + O2 = C2H60 + CO2 =>
5 C6H12O6 + 13 O2 = C2H60 + 28 CO2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Ba(ClO3)2 = BaCl2 + O2 =>
Ba(ClO3)2 = BaCl2 + 3 O2
C6H12O6(s) + O2(g) = CO2(g) + H20(l) =>
5 C6H12O6(s) + 15 O2(g) = 30 CO2(g) + 3 H20(l)
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Na + H2SO4 = Na2SO4 + H2 =>
2 Na + H2SO4 = Na2SO4 + H2
AlCl3 + H2S = Al2S3 + HCl =>
2 AlCl3 + 3 H2S = Al2S3 + 6 HCl
C6H12O6(s) + O2(g) = CO2(g) + H2O(l) =>
C6H12O6(s) + 6 O2(g) = 6 CO2(g) + 6 H2O(l)
C3H8 + O2 = CO2 + H20 =>
5 C3H8 + 15 O2 = 15 CO2 + 2 H20
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HNO3 + H2O = NO3 + H3O =>
HNO3 + H2O = NO3 + H3O
PBO2(s) = PBO(s) + O2(g) =>
2 PBO2(s) = 2 PBO(s) + O2(g)
LiOH(s) + CO2(g) = Li2CO3(s) + H2O(g) =>
2 LiOH(s) + CO2(g) = Li2CO3(s) + H2O(g)
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
ZnS + Cl2 = ZnCl2 + S2 =>
2 ZnS + 2 Cl2 = 2 ZnCl2 + S2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Al(NO3)3 + Na3(PO4) = Na(NO3) + Al(PO4) =>
Al(NO3)3 + Na3(PO4) = 3 Na(NO3) + Al(PO4)
Cu(OH)2 + K2SO4 = KOH + CuSO4 =>
Cu(OH)2 + K2SO4 = 2 KOH + CuSO4
B(OH)3(s) + CH3OH(l) = B(OCH3)3(s) + H2O(l) =>
B(OH)3(s) + 3 CH3OH(l) = B(OCH3)3(s) + 3 H2O(l)
Al + NaCl = AlCl + Na =>
Al + NaCl = AlCl + Na
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Mg(OH)2 + HCl = H2O + MgCl2 =>
Mg(OH)2 + 2 HCl = 2 H2O + MgCl2
K + O2 = K2O =>
4 K + O2 = 2 K2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/09/18
Équations équilibrées sur11/08/17
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